polar distance


polar distance
The angular distance from a celestial pole. The polar distance of any celestial body is equal to 90° minus the declination of the body.

Aviation dictionary. 2014.

Look at other dictionaries:

  • Polar distance — Polar Po lar, a. [Cf. F. polaire. See {Pole} of the earth.] 1. Of or pertaining to one of the poles of the earth, or of a sphere; situated near, or proceeding from, one of the poles; as, polar regions; polar seas; polar winds. [1913 Webster] 2.… …   The Collaborative International Dictionary of English

  • Polar distance — may refer to:* Polar distance (astronomy), an astronomical term associated with the celestial equatorial coordinate system Σ(α, δ)ellipse and lower, a hyperbola * Polar distance (geometry), typically denoted r , a coordinate in polar coordinate… …   Wikipedia

  • polar distance — n. the astronomical coordinate (0° to 180°) measured from the pole of a planet, star, etc. to a point along an hour circle: usually limited in actual use to mean codeclination …   English World dictionary

  • polar distance — noun Geometry the angular distance of a point on a sphere from the nearest pole …   English new terms dictionary

  • polar distance — noun : the angular distance of any point on a sphere from one of its poles …   Useful english dictionary

  • polar distance — Astron. codeclination. [1810 20] * * * …   Universalium

  • polar distance — /poʊlə ˈdɪstns/ (say pohluh distns) noun → codeclination …   Australian English dictionary

  • Polar distance (astronomy) — Polar distance (PD) is an astronomical term associated with the celestial equatorial coordinate system Σ(α, δ) and it is an angular distance of a celestial object on its meridian measured from the celestial pole, similar as declination (dec, δ)… …   Wikipedia

  • Polar distance (geometry) — In geometry a polar distance, typically denoted r , is a coordinate in polar coordinate systems ( r , θ) and ( r , θ, h ).The distance d between two points P 1 and P 2 with their polar coordinates ( r 1, θ1) and ( r 2, θ2) in two dimensional… …   Wikipedia

  • North polar distance — Distance Dis tance, n. [F. distance, L. distantia.] 1. The space between two objects; the length of a line, especially the shortest line joining two points or things that are separate; measure of separation in place. [1913 Webster] Every particle …   The Collaborative International Dictionary of English


Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.